.github: Fix CI by installing trunk

.github/workflows/build.yml

@@ -10,11 +10,18 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
+
     - uses: dtolnay/rust-toolchain@stable
+
     - name: Check code style
       run: cargo fmt -- --check
+
+    - name: Install build dependencies - Trunk
+      run: cargo binstall -y trunk
+
     - name: Build
       run: cargo build --verbose
+
     - name: Test
       run: cargo test --verbose -- --nocapture